Titan along with which bank launched India's first contactless payment watch 'Titan Pay'?

The correct answer is State Bank of India.

Titan watch company along with India's largest commercial bank State Bank of India launched a contactless payment watch "Titan Pay" powered by YONO SBI.

• Titan company limited is the world's 5th largest watch manufacturers.
• Titan is associated with TATA Group.
• Titan and SBI are launching a stylish range of watches having a contactless payment function through this partnership.

YONO- It is an initiative by SBI to bring all of its joint venture’s customers through digital technology “YONO Mobile App” and “YONO website”. YONO stands for “You Only Need One”.

• Customers can incorporate all their goods & services from the SBI bank account, SBI Card, SBI Mutual Fund, SBI Life Insurance, SBI General Insurance, SBI Securities, using the YONO App & website.

State Bank of India-

• It is founded in 1806 as Bank of Calcutta and was the first Bank established in India, and over a period of time, evolved into the State Bank of India (SBI).
• It is the oldest commercial bank in the Indian subcontinent.
• It is also India's largest commercial bank in terms of assets, deposits, branches, number of customers, and employees.
• SBI is headquartered in Mumbai.

Union Bank of India- 

• It is one of the leading public sector banks in the country. 
• The Bank, having its headquarters at Mumbai (India), was registered on November 11, 1919, as a limited company. 
• Managing Director & CEO is  Rajkiran Rai G.